Unexplainable is a related term of enigmatical.
As adjectives the difference between unexplainable and enigmatical
is that unexplainable is that cannot be explained; inexplicable while enigmatical is pertaining to an enigma.
enigmatical
English
Alternative forms
* (archaic)
Adjective
(
en adjective)
Pertaining to an enigma.
Alternate of enigmatic.
Related terms
* enigmatically